diff options
Diffstat (limited to 'src/var.c')
| -rw-r--r-- | src/var.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/var.c b/src/var.c index 40743e5..0d7e1db 100644 --- a/src/var.c +++ b/src/var.c @@ -562,18 +562,24 @@ poplocalvars(int keep) /* * Create a new localvar environment. */ -struct localvar_list *pushlocalvars(void) +struct localvar_list *pushlocalvars(int push) { struct localvar_list *ll; + struct localvar_list *top; + + top = localvar_stack; + if (!push) + goto out; INTOFF; ll = ckmalloc(sizeof(*ll)); ll->lv = NULL; - ll->next = localvar_stack; + ll->next = top; localvar_stack = ll; INTON; - return ll->next; +out: + return top; } |